EXAMPLE 3 Contd..
Period X |
Deseasonalised
demand |
y |
 |
xy |
1 |
568.99 |
358 |
1 |
569.0 |
2 |
564.09 |
650 |
4 |
1128.2 |
3 |
578.92 |
1038 |
9 |
1736.7 |
4 |
587.79 |
670 |
16 |
2351.2 |
5 |
789.01 |
|
25 |
3945.0 |
6 |
793.91 |
|
36 |
4763.4 |
7 |
779.08 |
|
49 |
5453.6 |
8 |
770.21 |
|
64 |
6161.7 |
TOTAL |
5432 |
|
204 |
26,108.8 |
AVERAGE |
679 |
|
|
|
|
|